Panasonic SJ-MJ55GH Service Manual page 42

Pin Mark I/O
No. Division
29 S1 I
30 PWM I
31 GND —
32 FIL O
33 COMIN I
34 VCOIN I
35 VCO —
36 RMAX —
37 IN2R I
38 IN2F I
39 MUTE I
40 VS2 I
41 OUT2F O
42 OUT2R O
43 PGND1 —
44 OUT1R O
45 OUT1F O
46 VS1 I
47 S/S I
Function
3-phase sled block logic
input terminal
PWM signal input terminal
(H: Output TR ON)
GND terminal
Spindle motor position
detection comparator filter
output terminal
Spindle motor position
detection comparator filter
input terminal
VCO control voltage input
terminal
(Connected to GND
through capacitor)
VCO oscillation terminal
(Connected to GND
through capacitor)
VCO highest frequency
setting terminal
(Connected to GND
through resistor)
H bridge (2) logic reverse
input terminal
H bridge (2) logic forward
input terminal
H bridge 1,2 and 3-phase
sled mute input terminal
H bridge (2) motor power
supply input terminal
H bridge (2) forward output
terminal
H bridge (2) reverse output
terminal
GND terminal
H bridge (1) reverse output
terminal
H bridge (1) forward output
terminal
H bridge (1) motor power
supply input terminal
Spindle motor block start/
stop input terminal (H:
Start)